Hello,

Please add this code into your custom css box:

li {
    float: left !important;
    width: 100% !important;
}

Result screenshot. Let us know.

Best regards!

Hello,

Please edit the code to this:

.wpb_text_column.wpb_content_element li {
    float: left !important;
    width: 100% !important;
}

Result.
If you have bullet list in only this page, you can ad the css code into this page’s custom css box (look for the gear icon at the right-top of your visual composer editor).

Let us know.

Best regards!